E is very calm and jealous on how good P is at his job. Technically she IS the squad leader but she's just jealous. She's also and experiment, using shape shifting to blend in with workers. But what comes with that is if she has too much oil at once she gets "drunk"
She's famous for trying to do monologue when she's about to kill workers and fumbling her words when P is around too anxious to look incompetent